The NOOBS installation screen should appear. Raspbain is availibile for installation directly through the SD Card. Other distributions (Arch, RaspBMC, OpenELEC, Pidora, RISC OS) may be installed through an ethernet network connection

Select Raspbian

Click Install and confirm (This takes around 15 minutes)

Basic Setup

The Pi will boot up, and then display the raspi-config menu (this can be opened from the command line via sudo raspi-config)

Navigate using the arrow keys on the keyboard to make any desired changes

Select Finish to quit

You should be automatically logged in. Type startx to enter the GUI desktop